/Engine/Plugins/Runtime/Metasound/Source/MetasoundGraphCore/Public/MetasoundDynamicOperatorTransactor.h
Add an output data source which describes routing of data which is owned this graph and exposed externally.
void AddOutputDataSource ( const [FGuid](API\Runtime\Core\Misc\FGuid) & InNode, const [FVertexName](API\Plugins\MetasoundGraphCore\FVertexName) & InVertexName )